What is the substitution to 3x y=-16 5x y=-20?

A circle with a radius of 5 cm has an area of 25π cm2. Which is the best approximation for the area of one-half of this circle? A. 39.3 cm2 B. 8.9 cm2 C. 19.6 cm2 D. 12.5 cm2

What is the definition of when each input has exactly one output in a relation

How many solutions does this equation have? -4t + 7 = 7 - 4t

How do you write 25/7 as a mixed number?

Abc bank requires a 20% down payment on all home loans. if a house is priced at $127000 what is the amount of the down payment required by the bank

Lexie needs to buy 105 vases for a party each package has 6 vases how many packages should lexi buy

2. Al and Ike decide to drive to Sandy Shores Lake. As they leave home in Summerville, they notice that the car odometer reads 12,544 miles.

A blank is a unit rate with a denominator of 1 unit. What is the the blank?

If you need only 1 cup of milk, what is your best choice at the grocery store a quart container, a pint container, or a 1/2 gallon container?

What fraction of an hour is 39 minutes